dosage

noun

dos·​age ˈdō-sij 

1

a

: the addition of an ingredient or the application of an agent in a measured dose

b

: the presence and relative representation or strength of a factor or agent

2

a

: dose sense 2

b(1)

: the giving of a dose

(2)

: regulation or determination of doses

3

: an exposure to some experience in or as if in measured portions

Examples of dosage in a Sentence

Recent Examples on the Web

For inmates already on a hormone-replacement regimen, BOP will consider placing them on a taper plan that gradually reduces their dosage at a safe withdrawal pace. —Mia Cathell, The Washington Examiner, 3 Mar. 2026

There are also very few side effects at this dosage. —Sarah Bence, Verywell Health, 3 Mar. 2026

Snow was adamant about showing the blood and needles in the film as well as footage of himself writhing in pain on hospital beds and the frustration of waiting hours for doctors to provide adequate dosages of pain medication that can help him. —Marissa Evans, Los Angeles Times, 23 Feb. 2026

Powder detergent, like many liquid detergents, is also safe for delicate items that need to be hand washed while also allowing for customizable dosage for more personalized cleaning, Romine says. —Patricia Shannon, Southern Living, 22 Feb. 2026

Word History

First Known Use

1849, in the meaning defined at sense 1a

Rhymes for dosage

• overdosage

Kids Definition

dosage

noun

dos·​age ˈdō-sij 

1

a

: the giving of medicine in doses

b

: the amount of a single dose

2

: the addition or application of a substance in a measured dose

Medical Definition

dosage

noun

dos·​age ˈdō-sij 

1

a

: the addition of an ingredient or the application of an agent in a measured dose

b

: the presence and relative representation or strength of a factor or agent (as a gene)

2

a

: dose sense 1

b(1)

: the giving of a dose

(2)

: regulation or determination of doses